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<title>数据库物理存储</title>
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<tr><th colspan="5" align="center" valign="bottom">PostgreSQL 8.2.3 中文文档</th></tr>
<tr><td width="10%" align="left" valign="top"><a href="gin-examples.html" accesskey="P">后退</a></td><td width="10%" align="left" valign="top"><a href="gin.html">快退</a></td><td width="60%" align="center" valign="bottom"></td><td width="10%" align="right" valign="top"><a href="bki.html">快进</a></td><td width="10%" align="right" valign="top"><a href="storage-file-layout.html" accesskey="N">前进</a></td></tr>
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<div class="CHAPTER"><h1><a name="STORAGE"></a>章52. 数据库物理存储</h1>
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<dt><b>目录</b></dt>
<dt>52.1. <a href="storage-file-layout.html">数据库文件布局</a></dt>
<dt>52.2. <a href="storage-toast.html">TOAST</a></dt>
<dt>52.3. <a href="storage-page-layout.html">数据库分页文件</a></dt>
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<p>本章对 PostgreSQL 数据库使用的物理格式进行一个概述。</p>
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<tr><td width="33%" align="left" valign="top">例子</td><td width="34%" align="center" valign="top"><a href="internals.html" accesskey="U">上一级</a></td><td width="33%" align="right" valign="top">数据库文件布局</td></tr>
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